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2757684 - Replication error with DT esserver - SAP Dynamic Tiering

Symptom

  • HANA replication showing errors for Dynamic Tiering service esserver:
       
      "Unable to activate HANA replication from primary to DR site in async mode."
      
  • System replication status fails with the following errors for esserver:
        
      "Missing Log failed on Primary: Filename does not exist"
       
  • esserver.trc trace logs will also show:
      
    ... i esserver UNKNOWN(0) : 140217419011840 SysRep-PRIMARY:Received request for missing logs, log idx: (13433,1), startMetadataOffset: 0, endOffest: 0, switch to RS_SYNCING
    ... i esserver UNKNOWN(0) : 140217421125376 SysRep-ERROR:LogError: Host name... :
       Missing Log failed on Primary: Filename does not exist. File: /hana/log_es/SID/mnt01024/es_SID/eslog/:qa.eslog
    -- (oslib/hos_bio.cxx 1548)
       
    ... i esserver UNKNOWN(0) : 139695023003392 SysRep-ERROR:LogError: Host name ..   qdt3:
       Missing Log failed on Secondary: Error executing function OpNextMissingLog on Primary.
      -- (srlib/sr_LogReceiver.cxx 147)
        
  • M_SERVICE_REPLICATION system view, the column system_replication_details shows errors like:
      
    "Host name ...: Missing Log failed on Primary: Filename does not exist File:hana/log_es/SID/eslog/log_backup_1024_000_000245_0001_20180913_205413109549.eslog -- (oslib/hos_bio.cxx 1549)"

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Environment

  • SAP HANA dynamic tiering 2.0 SP 02
  • SAP HANA dynamic tiering 2.0 SP 03 Rev 034 and earlier.

Product

SAP HANA, platform edition 2.0

Keywords

LogReplayCoordinator.cpp, LogReplayCoordinator, sr_LogReceiver, sr_LogReceiver.cxx, "Unable to activate HANA replication from primary to DR site in async mode.", "Missing Log failed on Primary: Filename does not exist", M_SERVICE_REPLICATION, system_replication_details, esserver.trc, HANA replication   , KBA , HAN-DYT , SAP HANA Dynamic Tiering , Problem

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